Sizing Chart


Our newborn size fits babies from 6-16 lbs.

Our newborn diaper is designed to fit small babies but will continue to work until your baby is about 16 lbs. If you start with Tidy Tots® when your newborn is closer to the upper limit, you should move up a size, to O/S

One Size

Our One Size Snap Cover will fit most babies from 10-36 lbs
Our One Size Hook & Loop Cover will fit most babies from 10-40 lbs

Our One Size cover is designed to fit most babies. Because of the tabs our Hook & Loop covers can fit larger babies.

Note: Our Medium and One Size diapers are actually the same size. See our FAQ page for more details